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XtraDB storage engine release 1.0.2-3 (Spring edition) codename Sapporo

 | March 2, 2009 |  Posted In: Percona Software

Today we announce release 1.0.2-3 of our XtraDB storage engine. Here is a list of enhancements: Move to MySQL 5.1.31 Scalability fix — ability to use several rollback segments Increasing the number of rseg may be helpful for CPU scale of write-intentional workloads. See benchmark results. Scalability fix — replaced page_hash mutex to page_hash read-write […]

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Understanding Performance Optimization Terminology

 | March 2, 2009 |  Posted In: Insight for Developers

There are few terms you need to have a good understanding if you’re working with high volume systems. I commonly see these mixed and people not understanding the difference between them. Performance – The performance comes down to performing up to users expectations (or expectations of your boss) which drills down to two important metrics […]

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 | March 1, 2009 |  Posted In: Insight for DBAs

When I visit customers quite often they tell me about number of creative techniques they heard on the conferences, read on the blogs, forums and Internet articles and they ask me if they should use them. My advice is frequently – do not. It is fun to be creative but creative solutions also means unproven […]

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